#13 x 12" Cobalt Aircraft Extension Drill Bit Hex Shank Black & Gold Super hard titanium nitride surface

Super hard titanium nitride surface treatment improves drill life

while the round shank makes them compatible with various tool-holding systems

SIZE 1-1/4" OVERALL LENGTH 3-3/8" MATERIAL HIGH SPEED STEEL FINISH UNCOATED (BRIGHT) SHANK DIAMETER 3/4" NUMBER OF FLUTES 1 SHANK TYPE ROUND CUTTING ANGLE 82° SUGGESTED PACK QTY 1

high-tensile strength materials such as aluminum

QTY 1 STE1HEX (1/8" - 1/2" x 32nds)

#13 x 12" Cobalt Aircraft Extension Drill Bit Hex Shank Black & Gold Super hard titanium nitride surfaceDescription The M35 Cobalt Drill Bit is an extra long drill bit designed for drilling tough materials like stainless steel, Inconel, and titanium. It has a 135 split point tip for fast and accurate drilling and is manufactured to Aerospace Standard 907 for superior quality. The drill bit has a round shank that works with a wide range of tool holding systems. It displays high red hardness, allowing for speeds up to 30% faster than conventional M2 high